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首頁 > 研究所、轉學考(插大)-有機化學 > 109年 - 109亞洲大學_學士後招生_獸醫學系︰化學(含普通化學、有機化學)#100887 > 試題詳解

20. Which one of the following molecules is polar?
(A) PBr5
(B) CCl4
(C) BrF5
(D) XeF2

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統計： 尚無統計資料

其他試題

16. Give the number of lone pairs around the central atom and the molecular geometry of SCl2. (A) 0 lone pairs, linear(B) 1 lone pair, bent(C) 2 lone pairs, bent (D) 3 lone pairs, bent

17. Use VSEPR theory to predict the geometry of the BF3 molecule. (A) linear(B) bent(C) trigonal planar(D) trigonal pyramidal

18. Which one of the following molecules has tetrahedral geometry? (A) XeF4(B) BF3(C) AsF5(D) CF4

19. Which one of the following molecules has a non-zero dipole moment? (A) BeCl2(B) Br2(C) BF3(D) IBr

21. What is the strongest type of intermolecular force present in NH2CH3? (A)dispersion(B) dipole-dipole(C) hydrogen bonding(D) ion-dipole

22. Identify the compound that does not have hydrogen bonding. (A) (CH3)3N(B) H2O(C) CH3OH(D) HF

23. What is the type of intermolecular force for dissolving NaCl in H2O? (A)dispersion(B) dipole-dipole(C) hydrogen bonding(D) ion-dipole

24. What is the type of intermolecular force for dissolving Br2 in H2O? (A)dispersion(B) dipole-dipole(C) hydrogen bonding(D) induced dipole

25. Which of the following acids will have the strongest conjugate base? (A)HCl(B) HClO4(C) HNO3(D) HCN

26. Which one of the following salts, when dissolved in water, produces the solution with the lowest pH? (A)NaCl(B) KCl(C) MgCl2(D) AlCl3

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